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Individual Calculations November 2018 |
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| Brodsky, David Total change: -4.30 | |   |
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| 10th Annual Washington Chess Congress | Falls Church, Virginia | USA | 2018-10-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2261 | 2419 | 5.50 | 9 | -0.58 | 10 | -5.80 | |
|  Bouzoukis, Charles | | | 2054 | USA | 1.00 | 1 | 0.10 | 10 | 1.00 | |  Samuelson, Andrew N | f | | 2186 | USA | 0.50 | 1 | -0.29 | 10 | -2.90 | | | Jayaraman, Arvind C | f | | 2169 | IND | 0.00 | 1 | -0.81 | 10 | -8.10 | | | Colding, Ernest | | | 2035 | USA | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Park, Evan | | | 2065 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Kraai, Jesse | g | | 2499 | USA | 0.50 | 1 | 0.11 | 10 | 1.10 | | | Ostrovskiy, Aleksandr | m | | 2423 | USA | 0.50 | 1 | 0.01 | 10 | 0.10 | | | Belous, Vladimir | g | | 2530 | RUS | 0.50 | 1 | 0.15 | 10 | 1.50 | | | Mulyar, Michael A | m | | 2384 | USA | 0.50 | 1 | -0.05 | 10 | -0.50 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 22nd Annual Eastern Chess Congress | Princeton, New Jersey | USA | 2018-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2169 | 2419 | 4.00 | 5 | 0.15 | 10 | 1.50 | |
| | Girsh, Daniel | | | 2019 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Boris, Peter T | | | 2019 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Corrales Jimenez, Fidel | g | | 2537 | USA | 0.00 | 1 | -0.34 | 10 | -3.40 | | | Wang, Xiexin | | | 2082 | USA | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Ardito, Andrew | | | 2188 | USA | 1.00 | 1 | 0.21 | 10 | 2.10 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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